Be Smart
How Many Heartbeats Do We Get?
On average, your heart beats about 100,000 times a day. The narrator of this short video discusses how important the heart has been across cultures, from mummification to its relationship in love. He then discusses the heart rate and the...
Khan Academy
Khan Academy: Changing the Heart Rate: Chronotropic Effect
Find out exactly how your autonomic nervous system has a chronotropic effect (i.e. timing) that changes the speed of your heartbeat! Rishi is a pediatric infectious disease physician and works at Khan Academy. [12:02]
Khan Academy
Khan Academy: Changing the Av Node Delay Chronotropic Effect
Find out exactly how your autonomic nervous system has a chronotropic effect (i.e. timing) that changes the delay between the contraction of the atria and the ventricles! Rishi is a pediatric infectious disease physician and works at...
Khan Academy
Khan Academy: Changing the Pv Loop: Getting Ea From the Pv Loop
Find out how to use the PV loop to draw the Ea (Arterial Elastance) line, and what it represents. Rishi is a pediatric infectious disease physician and works at Khan Academy. [11:21]
Sesame Street
Sesame Street: Counting Heartbeats
Kids can feel their hearts working hard to help their bodies healthy! Watch the video featuring Count von Count, then ask children to show you where their hearts are. [2:21]
Khan Academy
Khan Academy: Atrioventricular Reentrant Tachycardia (Avrt) & Av Nodal Reentrant
Understand the heart conditions atrioventricular reentrant tachycardia and AV nodal reentrant tachycardia. [10:42]
Khan Academy
Khan Academy: Pulseless Electrical Activity (Pea) and Asystole
Learn about pulseless electrical activity (PEA) and asystole in the heart.
Khan Academy
Khan Academy: What Is Ventricle Fibrillation (Vfib)?
Understand the heart condition ventricle fibrillation. [8:48]
Khan Academy
Khan Academy: Thinking About Heartbeats
Find out what happens when things move very slowly through the AV Node. Rishi is a pediatric infectious disease physician and works at Khan Academy.
Khan Academy
Khan Academy: Changing the Heart Rate: Chronotropic Effect
A video showing how your heartbeat can change speeds based on the chronotropic effect from your autonomic nervous system. [12:02]
Khan Academy
Khan Academy: Shock Hemodynamics
This video looks at factors that influence shock and decreased tissue perfusion. [7:39]